Home / 50,463.44-75,638.58-20,470.71

Finding the Fourth Proportional to 50,463.44, 75,638.58 and 20,470.71

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Solution

The fourth proportional to 50,463.44, 75,638.58 and 20,470.71 is: 30,683.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,463.44 : 75,638.58 = 20,470.71 : x
  2. Step 2: Convert to fraction form
    50,463.44/75,638.58 = 20,470.71/x
  3. Step 3: Cross multiply
    50,463.44x = 75,638.58 × 20,470.71
  4. Step 4: Simplify right side
    50,463.44x = 1,548,375,435.99
  5. Step 5: Solve for x
    x = 1,548,375,435.99/50,463.44
  6. Step 6: Final answer
    x = 30,683.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.